Women in Music 2016

Watch Allison Williams Sing & Fly in New 'Peter Pan Live!' Promo

Nino Munoz/NBC
Allison Williams and Christopher Walken as Peter Pan and Captain Hook in "Peter Pan Live!" 

Allison Williams has gifted everyone with her singing voice as Marnie on Girls multiple times, and now we can hear what the actress sounds like singing as the boy who will never grow up.

'Peter Pan Live!' Promo: Allison Williams & Christopher Walken Face Off

In the newest Peter Pan Live!promo, Williams flies with a sword in her hand, jumps around picnic tables and sings alongside the Lost Boys in Neverland. The NBC musical is set to air live on Dec. 4.

This article was originally published by The Hollywood Reporter.